(Q34611721)
Statements
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The global burden of headache: a documentation of headache prevalence and disability worldwide (English)
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K Hagen
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Ai Scher
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Lj Stovner
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R Jensen
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Z Katsarava
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Rb Lipton
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Tj Steiner
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J-A Zwart
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1 March 2007
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27
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3
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193-210
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Identifiers
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